diff --git a/src/css/components/_text-track.scss b/src/css/components/_text-track.scss
index 23ceae4f61..6c9c83d0aa 100644
--- a/src/css/components/_text-track.scss
+++ b/src/css/components/_text-track.scss
@@ -47,7 +47,7 @@ video::-webkit-media-text-track-display {
   width: 80% !important;
 }
 
-.video-js .inset-alternative {
+.video-js .vjs-text-track-display-inset {
   top: 0;
   right: 0;
   bottom: 0;
diff --git a/src/js/tracks/text-track-display.js b/src/js/tracks/text-track-display.js
index fa2828c63d..686c690c6c 100644
--- a/src/js/tracks/text-track-display.js
+++ b/src/js/tracks/text-track-display.js
@@ -331,7 +331,7 @@ class TextTrackDisplay extends Component {
       textTrackDisplay.style = '';
 
       // Add custom class to textTrackDisplay div child for not inset support styles
-      textTrackDisplay.firstChild.classList.add('inset-alternative');
+      textTrackDisplay.firstChild.classList.add('vjs-text-track-display-inset');
 
       // textrack style updates, this styles are required to be inline
       tryUpdateStyle(textTrackDisplay, 'position', 'relative');
diff --git a/test/unit/tracks/text-track-display.test.js b/test/unit/tracks/text-track-display.test.js
index 88f5a6660f..d6b09fe782 100644
--- a/test/unit/tracks/text-track-display.test.js
+++ b/test/unit/tracks/text-track-display.test.js
@@ -575,7 +575,7 @@ if (!Html5.supportsNativeTextTracks()) {
     assert.ok(player.textTrackDisplay.el_.querySelector('.vjs-text-track-cue').style.left === 'unset', 'Style of left for vjs-text-track-cue element should be unset');
     assert.ok(player.textTrackDisplay.el_.querySelector('.vjs-text-track-cue').style.top === '1px', 'Style of top for vjs-text-track-cue element should be 1px');
     assert.ok(player.textTrackDisplay.el_.querySelector('.vjs-text-track-cue').style.right === '2px', 'Style of right for vjs-text-track-cue element should be 2px');
-    assert.ok(player.textTrackDisplay.el_.firstChild.classList.contains('inset-alternative'), 'Child of textTrackDisplay should contain class of inset-alternative');
+    assert.ok(player.textTrackDisplay.el_.firstChild.classList.contains('vjs-text-track-display-inset'), 'Child of textTrackDisplay should contain class of inset-alternative');
     player.dispose();
   });
 }